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Opposed expansion wave superposition type self-driven supercharger for e.g. refrigeration, has expand tube whose middle part is formed with transition square hole that is closed with low pressure drive fluid to confirm position and size. 专利
申请日期: 2015-01-01, 公开日期: 2015-06-24
作者:  DAI Y HU D WU J ZHU C ZOU J YAO C
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